and GPIO – everything but SDRAM, the SD card, and HDMI. The Raspberry Pi 5 uses PCIe for the backbone between the SOC and their RP1 chip. Four lanes of PCIe, to be exact, providing a 16 Gb/s ...

I always like projects that bring the Raspberry Pi and Arduino together, however gently. It’s what the world needs, a bit more harmony. Check out this little one on GPIO programming on a Raspberry Pi ...

We can’t wait to see what you’ll do with them. Main image remixed from Raspberry Pi 4 GPIO pinout diagram by [Les Pounder].